GM Marine EFI
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Scan Tool GM EFI Compatibility
At the date of publication of this manual the TechMate Pro scan tool is
compatible with 1993 and newer GM Marine EFI systems being used by a
variety of marine engine manufacturers. ese manufacturers include Volvo
Penta, MerCruiser, Indmar, Pleasurecra Marine, Crusader, Flagship, Marine
Power, Panther Airboats, KEM / Kodiak and GM Performance Parts RamJet
crate engines. Please note that other manufacturers may also apply based upon
new product releases and TechMate Pro soware updates.
Gasoline ECMs Supported
e “Sterndrives / Inboards” menu choice should be selected in order to service
all 1993 and newer gasoline engines produced by Volvo Penta that are equipped
with Electronic Fuel Injection. Upon selecting the “Sterndrives / Inboards” menu
choice, the scan tool will establish communication with the engine’s Electronic
Control Module (ECM) and automatically determine the type of module that is
present.
ere are, at the time of this writing, six base GM marine system types that are
supported by the TechMate Pro scan tool. Some of the system types shown below
also have revisions that were released aer their initial introductions which
incorporated renements. For example, MEFI-6 also had two follow-up revisions
called MEFI-6a and MEFI-6b. e scan tool currently supports all known GM-
MEFI revisions from MEFI-1 through MEFI-6b.
Supported GM EFI system types:
• MEFI 1 (introduced in 1993)
• MEFI 2 (introduced in 1996)
• MEFI 3 (introduced in 1998)
• MEFI 4 (introduced in 2001)
• MEFI 5 (introduced in 2005)
• MEFI 6 (introduced in 2010)
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